Home / 2,477,789.79-3,715,965.74-1,038,435.59

Finding the Fourth Proportional to 2,477,789.79, 3,715,965.74 and 1,038,435.59

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Solution

The fourth proportional to 2,477,789.79, 3,715,965.74 and 1,038,435.59 is: 1,557,352.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477,789.79 : 3,715,965.74 = 1,038,435.59 : x
  2. Step 2: Convert to fraction form
    2,477,789.79/3,715,965.74 = 1,038,435.59/x
  3. Step 3: Cross multiply
    2,477,789.79x = 3,715,965.74 × 1,038,435.59
  4. Step 4: Simplify right side
    2,477,789.79x = 3,858,791,051,864.68
  5. Step 5: Solve for x
    x = 3,858,791,051,864.68/2,477,789.79
  6. Step 6: Final answer
    x = 1,557,352.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.